Lulus Exclusive! The Lulus It's Serendipity Light Green Ribbed Backless Midi Dress will make every day feel like a lucky day! Medium-weight ribbed stretch knit shapes this chic dress that has wide straps and a high apron neckline. A figure-hugging silhouette continues into an A-line skirt with a side slit. The open back design is perfect for those sunny days! Unlined. 86% Rayon, 14% Spandex. Hand Wash Cold. Made with Love in the U.S.A. Style 1400416 Size XS.